Mercurial > dive4elements > gnv-client

annotate gnv-artifacts/src/main/java/de/intevation/gnv/state/CoordinateSelectionState.java @ 469:62fc63d0f71d

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Added a new State in Product Verticalprofile in Timeseriespoints. Now it will be displayed the Years where measurements happened and than only the dates of the chosen Year will be fetched and displayed. gnv-artifacts/trunk@532 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author Tim Englich <tim.englich@intevation.de>
date Tue, 12 Jan 2010 12:42:53 +0000
parents 3ddc22aab764
children b7bb66440cc8
rev   line source
335
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1 /**
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2 *
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3 */
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4 package de.intevation.gnv.state;
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5
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6 import java.util.ArrayList;
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7 import java.util.Collection;
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8 import java.util.Iterator;
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9
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10 import org.apache.log4j.Logger;
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11
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12 import com.vividsolutions.jts.geom.Point;
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13 import com.vividsolutions.jts.io.ParseException;
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14 import com.vividsolutions.jts.io.WKTReader;
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15
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16 import de.intevation.gnv.geobackend.base.Result;
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17 import de.intevation.gnv.state.describedata.DefaultKeyValueDescribeData;
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18 import de.intevation.gnv.state.describedata.KeyValueDescibeData;
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19 import de.intevation.gnv.state.describedata.NamedArrayList;
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20 import de.intevation.gnv.state.describedata.NamedCollection;
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21 import de.intevation.gnv.utils.InputValidator;
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22 import de.intevation.gnv.utils.exception.ValidationException;
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23
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24 /**
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25 * @author Tim Englich <tim.englich@intevation.de>
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26 *
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27 */
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28 public class CoordinateSelectionState extends StateBase {
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29
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30 /**
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31 * the logger, used to log exceptions and additonaly information
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32 */
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33 private static Logger log = Logger.getLogger(CoordinateSelectionState.class);
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34
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35 /**
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36 * The UID of this Class
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37 */
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38 private static final long serialVersionUID = 6318923553625195063L;
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39
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40 /**
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41 * Constructor
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42 */
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43 public CoordinateSelectionState() {
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44 super();
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45 }
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46
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47 @Override
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48 protected void purifyResult(Collection<Result> result, String uuid) {
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49 log.debug("CoordinateSelectionState.purifyResult");
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50 Collection<Object> describeData = this.getDescibeData(uuid);
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51 if (describeData == null) {
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52 describeData = new ArrayList<Object>();
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53 }
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54 NamedCollection<KeyValueDescibeData> keyValueDescibeData = this
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55 .extractKVP(result, "FEATUREID", "SHAPE");
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56 describeData.add(keyValueDescibeData);
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57 this.setDescibeData(uuid, describeData);
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58 }
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59
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60 @Override
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61 protected String prepareInputData4RegionDBQuery(String value) {
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62 log.debug("CoordinateSelectionState.prepareInputData4RegionDBQuery");
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63 double distance=0.;
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64 String returnValue = null;
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65 try {
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66 Point center = new InputValidator().getPointValue(value);
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67 String meshIDValue = super.inputData.get("meshid").getValue();
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68 int segments = 97;
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69 int meshid = new Integer(meshIDValue);
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70 if (meshid == 3 || meshid == 5){ // TODO nicht hier festbrennen.
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71 distance = 0.15; //nord-ostsee 6nm // 97 Stützpunkte
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72 }else if (meshid == 1 || meshid == 4){
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73 distance = 0.03; //Kuestenmodell 1 nm
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74 }else if (meshid == 2 || meshid == 321){
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75 distance = 0.3; //SST Karten ca 20km
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76 }else if (meshid == 641){
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77 distance = 0.3; //Eisdaten Klima
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78 }
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79 returnValue = center.buffer(distance,segments).toText();
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80 } catch (NumberFormatException e) {
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81 log.error(e,e);
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82 } catch (ValidationException e) {
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83 log.error(e,e);
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84 }
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85 return returnValue;
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86
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87 }
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88
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89 /**
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90 * @see de.intevation.gnv.state.StateBase#extractKVP(java.util.Collection, java.lang.String, java.lang.String)
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91 */
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92 @Override
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93 protected NamedCollection<KeyValueDescibeData> extractKVP(
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94 Collection<Result> result,
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95 String keyid,
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96 String valueid) {
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97 Iterator<Result> rit = result.iterator();
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98 NamedCollection<KeyValueDescibeData> keyValueDescibeData = new NamedArrayList<KeyValueDescibeData>(
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99 this.dataName, result.size());
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100 keyValueDescibeData.setMultiSelect(this.dataMultiSelect);
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101 String prevKey = null;
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102 while (rit.hasNext()) {
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103 Result resultValue = rit.next();
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104 String key = resultValue.getString(keyid);
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105 if(prevKey == null || !prevKey.equals(key)){ // TODO: FIXME: We have to do that because the arcsde does not support a distinct Query on Layers
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106 String geomString = this.convert2DisplayCoordinate(resultValue.getString(valueid));
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107 String value = geomString;
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108 if (resultValue.getResultDescriptor().getColumnIndex("VALUE") > 0){
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109 value = resultValue.getString("VALUE") + " - "+value;
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110 }
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111
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112
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113 keyValueDescibeData.add(new DefaultKeyValueDescribeData(key,value ));
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114 }
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115 prevKey = key;
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116 }
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117 return keyValueDescibeData;
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118 }
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119
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120 protected String convert2DisplayCoordinate(String wkt){
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121 String formattedCoordinate = null;
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122 try {
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123 Point p = (Point)new WKTReader().read(wkt);
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124 double lat = p.getY();
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125 double lon =p.getX();
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126 String nord="N";
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127 String ost="E";
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128 if (lat <0 ){nord="S"; lat=-lat;}
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129 if (lon <0 ){ost="W"; lon=-lon;}
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130 formattedCoordinate = String.format("%1$02d°%2$1S %3$05.2f' %4$03d°%5$1S %6$05.2f'",
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131 (int)lat, nord,60.*(lat-((int)lat)),(int)lon,ost,60.*(lon-((int)lon)));
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132 } catch (ParseException e) {
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133 log.error(e,e);
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134 }
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135
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136 return formattedCoordinate;
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137 }
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138 }
http://dive4elements.wald.intevation.org